mirror of https://github.com/webpack/webpack.git
43 lines
1.3 KiB
JavaScript
43 lines
1.3 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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class EnsureChunkConditionsPlugin {
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apply(compiler) {
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compiler.hooks.compilation.tap("EnsureChunkConditionsPlugin", (compilation) => {
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const triesMap = new Map();
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const handler = (chunks) => {
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let changed = false;
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chunks.forEach((chunk) => {
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for(const module of chunk.modulesIterable) {
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if(!module.chunkCondition) return;
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if(!module.chunkCondition(chunk)) {
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let usedChunks = triesMap.get(module);
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if(!usedChunks) triesMap.set(module, usedChunks = new Set());
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usedChunks.add(chunk);
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const newChunks = [];
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for(const parent of chunk.parentsIterable) {
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if(!usedChunks.has(parent)) {
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parent.addModule(module);
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module.addChunk(parent);
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newChunks.push(parent);
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}
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}
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module.rewriteChunkInReasons(chunk, newChunks);
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chunk.removeModule(module);
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changed = true;
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}
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}
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});
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if(changed) return true;
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};
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compilation.hooks.optimizeChunksBasic.tap("EnsureChunkConditionsPlugin", handler);
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compilation.hooks.optimizeExtractedChunksBasic.tap("EnsureChunkConditionsPlugin", handler);
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});
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}
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}
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module.exports = EnsureChunkConditionsPlugin;
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